13049260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1123}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 31723776

約数和(自身を除く): 18674516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1123, 1162, 1660, 2246, 2324, 2905, 4492, 5615, 5810, 7861, 11230, 11620, 15722, 22460, 31444, 39305, 78610, 93209, 157220, 186418, 372836, 466045, 652463, 932090, 1304926, 1864180, 2609852, 3262315, 6524630, 13049260]

約数ペア:

[(1, 13049260), (2, 6524630), (4, 3262315), (5, 2609852), (7, 1864180), (10, 1304926), (14, 932090), (20, 652463), (28, 466045), (35, 372836), (70, 186418), (83, 157220), (140, 93209), (166, 78610), (332, 39305), (415, 31444), (581, 22460), (830, 15722), (1123, 11620), (1162, 11230), (1660, 7861), (2246, 5810), (2324, 5615), (2905, 4492)]